Zhenyu Liao

Observer
DISC Type : ci

Mathematics Science at Amazon

Palo Alto, California, United States

Overview

Zhenyu Liao is a Mathematics Science professional at Amazon with a PhD from Boston University. His expertise lies in Reinforcement Learning, focusing on applications like RLHF for chatbots and video understanding. His career includes impactful roles at Kwai Inc. and ByteDance, developing machine learning models for large-scale user applications.

Zhenyu possesses a deep passion for pure mathematics, viewing it as an art of imagination and creativity. He maintains a long-standing interest in complex topics like Galois theory, reflecting on how machine learning can now uncover new phenomena in these classic fields, connecting his academic background with his current work.

He delivered multiple mobile models at Kwai that acquired over 10 million users and billions of views within their first week, earning a company R&D Award for Innovation.

Personality Overview

Curious

Value Driven

Example Seeker

They often ask many questions and rely heavily on information and documentation.  They are generally strong communicators and are not easy to convince. They can sound friendly and charming but can quickly change gears to become inquisitive and probing.

Topics They Care About

Reinforcement Learning
His current work at Amazon involves RLHF and RL for video understanding. He also posts about the theoretical aspects of RL, such as exploration challenges in PPO.
Pure Mathematics
His PhD is in mathematics, and he expresses a deep appreciation for its creative aspects, referencing his learning of Galois theory nearly 20 years ago.
Applied ML Models
He has a track record of delivering high-impact mobile models at Kwai that reached millions of users and received an R&D award for innovation.

Media Appearances

Zhenyu has no verified media appearances

Work History

3-2025
Mathematics Science at Amazon
3-2024 - 3-2025
Software Engineer at Meta
12-2021 - 6-2024
Applied Scientist II at Amazon Advertising
12-2019 - 12-2021
Machine Learning Research Scientist at Kwai Inc.
10-2018 - 11-2019
Research Scientist at ByteDance

Education

2014 - 2019
Doctor of Philosophy - PhD from Boston University
2009 - 2014
PhD program in mathematics from University at Buffalo

More Information

Social Presence :

Prographics :

Exp : 7 Location : Palo Alto, California, United States Job Level : N/A Designation : Mathematics Science at Amazon
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Insights For Selling To Zhenyu

During A Call Or A Meeting

DO's

  • Persuade objectively how your product will help them achieve their goals
  • Share testimonials from known people and give multiple examples of product value
  • Build rapport, it will come handy to handle hard questions later

DONT's

  • Don’t be too objective but make sure to pad your storytelling with data points
  • Avoid making offhand commitments
  • Don’t brush off any concerns, take all questions seriously

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Zhenyu is

  • Clear proof of product value matters to them, followed by others' testimonials and rapport.
  • Will you ever get a clear answer from Zhenyu

  • They are practical yet friendly, don’t expect a clear no very often.

Insights For Deal Planning

    How fast (or slow) will Zhenyu move?

  • They like to analyze well and can take their time to reach any decisions.
  • Can Zhenyu take some risk or not?

  • They systematically evaluate all decisions and are unlikely to take many risks.

You And Zhenyu

Personality Compatibility


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